Lectotype : LT: John Clayton - 164. Clayton 164.
(BM/A:000038848)
LT designated by Robinson, Rhodora 10: 67, and also by Pennell, Torreya 19: 149 (1919).
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Lectotype designated by: Pennell, F. W. 1919. Scrophulariaceae of the local flora. II. Torreya 19(8): 149.
Références :
Tropicos (1980-)